Energy security is a crucial guarantee for national development. We must intensify technological innovation to enhance the efficiency of oil and gas exploration and production.

译文：这种无端的愁绪最让人痛苦!不要去倚靠那高高的栏杆，夕阳正缓缓沉落，烟雾笼罩的柳林让人见了肝肠寸断。

建筑不应该大喊大叫。它应该对人们的生活轻声细语。